CLAS Physics Database

Measurement E39M175

Experiment: E1-5st-Sigma0 (E93-030/E00-112)
Year: 1999

Measurement comment:

Differential cross sections for two different torus currents, 1500A and 2250A at 2.567GeV beam energy, were combined using error weighted average.

Experiment comment:

5 structure function group analysis results for the K+Σ0 channel.
Spokespersons: Mestayer, Hicks, Carman, Raue
Reaction: ep → K+ Σ0
Polarization: none
Quantity: dσ/dΩ
Q2: 1.0 GeV2
W: 1.775 GeV
ε: 0.480362
Publication:
D.S. Carman, B.A. Raue, and CLAS Collaboration Beam-Recoil Polarization Transfer in the Nucleon Resonance Region in the Exclusive ep -> e′K+Λ and ep -> e′K+Σ0 Reactions at CLAS // PRC 79, 065205 (2009)

Slice: cos(θ) =

Measurement data
cos(θ) φ dσ/dΩ, [nb/sr] uncertainty
-0.6 -157.5 5.528203 8.275567
-0.6 -112.5 17.034115 7.036292
-0.6 -67.5 9.696189 11.167864
-0.6 -22.5 21.181107 13.475585
-0.6 22.5 14.27521 12.564961
-0.6 67.5 17.604397 10.409566
-0.6 112.5 13.206545 8.263711
-0.6 157.5 16.518797 8.458397
-0.25 -157.5 24.228128 6.767251
-0.25 -112.5 31.61072 8.389005
-0.25 -67.5 29.068092 8.908955
-0.25 -22.5 21.262972 10.792749
-0.25 22.5 32.935059 14.894627
-0.25 67.5 29.979424 10.725652
-0.25 112.5 25.442133 7.378098
-0.25 157.5 25.733603 6.714979
0.05 -165.0 14.821316 7.364645
0.05 -135.0 30.406378 11.264648
0.05 -105.0 31.926718 9.400038
0.05 -75.0 44.095913 11.000731
0.05 -45.0 33.010174 17.9762
0.05 -15.0 0.0 0.0
0.05 15.0 0.0 0.0
0.05 45.0 22.208826 22.113316
0.05 75.0 47.067081 11.101378
0.05 105.0 23.137074 9.80311
0.05 135.0 27.59001 11.61792
0.05 165.0 26.51371 8.827462
0.35 -165.0 32.418102 9.30744
0.35 -135.0 33.729286 11.752634
0.35 -105.0 47.335407 12.961795
0.35 -75.0 37.073303 11.149424
0.35 -45.0 29.140423 18.856504
0.35 -15.0 0.0 0.0
0.35 15.0 0.0 0.0
0.35 45.0 45.99258 20.628536
0.35 75.0 38.251999 10.658992
0.35 105.0 38.309311 13.325355
0.35 135.0 35.548988 11.806922
0.35 165.0 33.765141 8.720797
0.65 -165.0 36.887913 11.068324
0.65 -135.0 41.795513 14.957466
0.65 -105.0 41.35183 13.956624
0.65 -75.0 38.951729 15.927661
0.65 -45.0 26.589447 23.493774
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 19.433031 29.830935
0.65 75.0 29.492586 14.667248
0.65 105.0 12.121813 15.715454
0.65 135.0 48.10347 15.325662
0.65 165.0 32.161434 10.154294
0.9 -165.0 44.180107 13.75864
0.9 -135.0 15.299429 17.45743
0.9 -105.0 23.620796 20.969307
0.9 -75.0 29.147497 22.240288
0.9 -45.0 17.081526 33.439804
0.9 -15.0 1.289069 36.939434
0.9 15.0 40.219669 32.236118
0.9 45.0 50.55138 27.586599
0.9 75.0 31.33107 21.798862
0.9 105.0 25.841873 19.083168
0.9 135.0 21.387865 15.460116
0.9 165.0 24.897957 12.97548